54,302 blogs · [ { "id": "01a0879c-825c-7013-b72f-dba9f6917d8d", "title": "Initial Setup of Catalyst SDWAN Controllers", "url": "https://lostintransit.se/2026/06/18/initial-setup-of-catalyst-sdwan-controllers/", "published_at": "2026-06-18T05:38:34+00:00" }, { "id": "01a0879c-825c-7013-b72f-dba9f71a3791", "title": "Installing Step CA in My Homelab", "url": "https://lostintransit.se/2026/06/13/installing-step-ca-in-my-homelab/", "published_at": "2026-06-13T06:04:36+00:00" }, { "id": "01a0879c-825c-7013-b72f-dba9f7b67ac3", "title": "Installing Dnsmasq in My Homelab", "url": "https://lostintransit.se/2026/06/11/installing-dnsmasq-in-my-homelab/", "published_at": "2026-06-11T07:11:57+00:00" }, { "id": "01a0879c-825c-7013-b72f-dba9f8797cb4", "title": "Pinging Hosts Sequentially vs Concurrently in Python", "url": "https://lostintransit.se/2026/06/10/pinging-hosts-sequentially-vs-concurrently-in-python/", "published_at": "2026-06-10T06:01:38+00:00" }, { "id": "01a0879c-825c-7013-b72f-dba9f8d8e5c3", "title": "Installing GitLab Community Edition", "url": "https://lostintransit.se/2026/06/09/installing-gitlab-community-edition/", "published_at": "2026-06-09T06:41:59+00:00" }, { "id": "01a0879c-825c-7013-b72f-dba9f9502646", "title": "Cisco Launches Major Updates to Certifications", "url": "https://lostintransit.se/2026/05/21/cisco-launches-major-updates-to-certifications/", "published_at": "2026-05-21T05:14:59+00:00" }, { "id": "01a0879c-825c-7013-b72f-dba9fa2c343c", "title": "Cisco AUTOCOR Passed", "url": "https://lostintransit.se/2026/05/15/cisco-autocor-passed/", "published_at": "2026-05-15T05:08:05+00:00" }, { "id": "01a0879c-825c-7013-b72f-dba9faa8ac19", "title": "BGP and MTU Deep Dive", "url": "https://lostintransit.se/2025/05/29/bgp-and-mtu-deep-dive/", "published_at": "2025-05-29T08:29:32+00:00" }, { "id": "01a0879c-825c-7013-b72f-dba9fb59ba47", "title": "Understanding Shortest Path First", "url": "https://lostintransit.se/2025/05/28/understanding-shortest-path-first/", "published_at": "2025-05-28T04:45:22+00:00" }, { "id": "01a0879c-825c-7013-b72f-dba9fc2269b1", "title": "IS-IS Behavior on Multi-Access Networks", "url": "https://lostintransit.se/2025/05/05/is-is-behavior-on-multi-access-networks/", "published_at": "2025-05-05T06:45:09+00:00" }, { "id": "01a0bb4f-2d27-700c-bf94-cf4ccbe8b494", "title": "TACACS+ on ISE Deep Dive", "url": "https://lostintransit.se/2024/11/20/tacacs-on-ise-deep-dive/", "published_at": "2024-11-20T07:09:41+00:00" }, { "id": "01a0bb4f-2d27-700c-bf94-cf4ccc002f90", "title": "Backup and Restore of ISE Lab Server", "url": "https://lostintransit.se/2024/11/20/backup-and-restore-of-ise-lab-server/", "published_at": "2024-11-20T06:47:52+00:00" }, { "id": "01a0bb4f-2d27-700c-bf94-cf4ccc11c785", "title": "Cisco ISE – Admin GUI Account Locked After 45 Days", "url": "https://lostintransit.se/2024/11/19/cisco-ise-admin-gui-account-locked-after-45-days/", "published_at": "2024-11-19T06:21:26+00:00" }, { "id": "01a0bb4f-2d27-700c-bf94-cf4ccc9b5f93", "title": "Domain Joining a Windows Computer", "url": "https://lostintransit.se/2024/11/19/domain-joining-a-windows-computer/", "published_at": "2024-11-19T06:18:30+00:00" }, { "id": "01a0bb4f-2d27-700c-bf94-cf4cccfacc93", "title": "Modifying Default User and Computer Organizational Unit In Active Directory", "url": "https://lostintransit.se/2024/11/19/modifying-default-user-and-computer-organizational-unit-in-active-directory/", "published_at": "2024-11-19T06:15:57+00:00" }, { "id": "01a0bb4f-2d27-700c-bf94-cf4cccfee57f", "title": "Leveraging GPO to Distribute User- and Computer Certificate", "url": "https://lostintransit.se/2024/11/07/leveraging-gpo-to-distribute-user-and-computer-certificate/", "published_at": "2024-11-07T07:31:14+00:00" }, { "id": "01a0bb4f-2d27-700c-bf94-cf4ccd399c51", "title": "Joining ISE to Active Directory", "url": "https://lostintransit.se/2024/11/05/joining-ise-to-active-directory/", "published_at": "2024-11-05T07:36:39+00:00" }, { "id": "01a0bb4f-2d27-700c-bf94-cf4ccdb8ba8c", "title": "Installing Certificate on ISE Lab Server", "url": "https://lostintransit.se/2024/10/30/installing-certificate-on-ise-lab-server/", "published_at": "2024-10-30T06:52:16+00:00" }, { "id": "01a0bb4f-2d27-700c-bf94-cf4ccea5b01a", "title": "Installing Cisco ISE Evaluation VM for Labbing", "url": "https://lostintransit.se/2024/10/28/installing-cisco-ise-evaluation-vm-for-labbing/", "published_at": "2024-10-28T07:41:55+00:00" }, { "id": "01a0bb4f-2d27-700c-bf94-cf4ccef77565", "title": "ADCS Cert Templates for ISE Lab", "url": "https://lostintransit.se/2024/10/22/adcs-cert-templates-for-ise-lab/", "published_at": "2024-10-22T06:15:06+00:00" }, { "id": "01a0bb58-acb1-7113-8879-dabd43de4df0", "title": "Adding ADCS Role to ISE Lab Domain Controller", "url": "https://lostintransit.se/2024/10/17/adding-adcs-role-to-ise-lab-domain-controller/", "published_at": "2024-10-17T06:15:13+00:00" }, { "id": "01a0bb58-acb1-7113-8879-dabd44b06068", "title": "Adding DHCP Role to ISE Lab Domain Controller", "url": "https://lostintransit.se/2024/10/15/adding-dhcp-role-to-ise-lab-domain-controller/", "published_at": "2024-10-15T06:20:43+00:00" }, { "id": "01a0bb58-acb1-7113-8879-dabd44d8e9c8", "title": "How Do You Get Experience in IT?", "url": "https://lostintransit.se/2024/10/14/how-do-you-get-experience-in-it/", "published_at": "2024-10-14T06:45:10+00:00" }, { "id": "01a0bb58-acb1-7113-8879-dabd456ea5f3", "title": "Setting up Active Directory for ISE Lab", "url": "https://lostintransit.se/2024/10/10/setting-up-active-directory-for-ise-lab/", "published_at": "2024-10-10T05:36:52+00:00" }, { "id": "01a0bb58-acb1-7113-8879-dabd458fc8f5", "title": "Building an ISE Homelab", "url": "https://lostintransit.se/2024/10/09/building-an-ise-homelab/", "published_at": "2024-10-09T05:02:22+00:00" }, { "id": "01a0bb58-acb1-7113-8879-dabd46263626", "title": "Reclaiming Disk Space from Old Windows Install", "url": "https://lostintransit.se/2024/10/09/reclaiming-disk-space-from-old-windows-install/", "published_at": "2024-10-09T04:50:58+00:00" }, { "id": "01a0bb58-acb1-7113-8879-dabd46f4ef78", "title": "NAT Overload Towards Specific Host", "url": "https://lostintransit.se/2024/09/23/nat-overload-towards-specific-host/", "published_at": "2024-09-23T06:04:57+00:00" }, { "id": "01a0bb58-acb1-7113-8879-dabd472c8112", "title": "PMTUD in MPLS-enabled Networks", "url": "https://lostintransit.se/2024/09/11/pmtud-in-mpls-enabled-networks/", "published_at": "2024-09-11T05:33:22+00:00" }, { "id": "01a0bb58-acb1-7113-8879-dabd47f3d855", "title": "MSS, MSS Clamping, PMTUD, and MTU", "url": "https://lostintransit.se/2024/09/05/mss-mss-clamping-pmtud-and-mtu/", "published_at": "2024-09-05T06:33:28+00:00" }, { "id": "01a0bb58-acb1-7113-8879-dabd488fc05e", "title": "Not All OSPF Inter-area Traffic Traverses Interfaces In Area 0", "url": "https://lostintransit.se/2024/08/28/not-all-ospf-inter-area-traffic-traverses-interfaces-in-area-0/", "published_at": "2024-08-28T05:22:37+00:00" }, { "id": "01a0bb60-e278-7031-96d2-f761df2cbea2", "title": "Ethernet History Deepdive – Why Do We Have Different Frame Types?", "url": "https://lostintransit.se/2024/08/21/ethernet-history-deepdive-why-do-we-have-different-frame-types/", "published_at": "2024-08-21T05:53:43+00:00" }, { "id": "01a0bb60-e278-7031-96d2-f761df68d21a", "title": "Why Are OSPF Type 5 LSAs Flooded?", "url": "https://lostintransit.se/2024/08/19/why-are-ospf-type-5-lsas-flooded/", "published_at": "2024-08-19T06:23:34+00:00" }, { "id": "01a0bb60-e278-7031-96d2-f761e00a8369", "title": "Some History on VLAN 1 in Cisco Switches", "url": "https://lostintransit.se/2024/07/18/some-history-on-vlan-1-in-cisco-switches/", "published_at": "2024-07-18T06:14:49+00:00" }, { "id": "01a0bb60-e278-7031-96d2-f761e043922c", "title": "Encapsulation of PDUs On Trunk Ports", "url": "https://lostintransit.se/2024/07/16/encapsulation-of-pdus-on-trunk-ports/", "published_at": "2024-07-16T06:12:30+00:00" }, { "id": "01a0bb60-e278-7031-96d2-f761e1379002", "title": "Adding Arista Switch to CML", "url": "https://lostintransit.se/2024/07/15/adding-arista-switch-to-cml/", "published_at": "2024-07-15T06:43:36+00:00" }, { "id": "01a0bb60-e278-7031-96d2-f761e154828e", "title": "Detecting Mismatched Native VLANs", "url": "https://lostintransit.se/2024/07/11/detecting-mismatched-native-vlans/", "published_at": "2024-07-11T06:03:38+00:00" }, { "id": "01a0bb60-e278-7031-96d2-f761e186669c", "title": "802.1Q-Tagged Frames Through Unmanaged Switch – Forwarded or Dropped?", "url": "https://lostintransit.se/2024/07/09/802-1q-tagged-frames-through-unmanaged-switch-forwarded-or-dropped/", "published_at": "2024-07-09T05:23:21+00:00" }, { "id": "01a0bb60-e278-7031-96d2-f761e1d933ba", "title": "Why Do We Have Native VLANs?", "url": "https://lostintransit.se/2024/07/08/why-do-we-have-native-vlans/", "published_at": "2024-07-08T06:58:55+00:00" }, { "id": "01a0bb60-e278-7031-96d2-f761e1e8b9f5", "title": "Why Didn’t We Have Anycast Gateways Before VXLAN?", "url": "https://lostintransit.se/2024/06/25/why-didnt-we-have-anycast-gateways-before-vxlan/", "published_at": "2024-06-25T04:19:43+00:00" }, { "id": "01a0bb60-e278-7031-96d2-f761e2cf02c8", "title": "Cisco vPC in VXLAN/EVPN Network – Part 6 – vPC Enhancements", "url": "https://lostintransit.se/2024/05/22/cisco-vpc-in-vxlan-evpn-network-part-6-vpc-enhancements/", "published_at": "2024-05-22T06:50:28+00:00" }, { "id": "01a0bb67-16ba-7215-9dbf-5c94fc11468b", "title": "Cisco vPC in VXLAN/EVPN Network – Part 5 – Potential Pitfalls", "url": "https://lostintransit.se/2024/05/21/cisco-vpc-in-vxlan-evpn-network-part-5-potential-pitfalls/", "published_at": "2024-05-21T05:28:52+00:00" }, { "id": "01a0bb67-16bb-704d-9391-f2496d5e260a", "title": "Cisco vPC in VXLAN/EVPN Network – Part 4 – Fabric Peering", "url": "https://lostintransit.se/2024/05/15/cisco-vpc-in-vxlan-evpn-network-part-4-fabric-peering/", "published_at": "2024-05-15T05:37:57+00:00" }, { "id": "01a0bb67-16bb-704d-9391-f2496d8833c3", "title": "Cisco vPC in VXLAN/EVPN Network – Part 3 – Verifying Connectivity", "url": "https://lostintransit.se/2024/05/07/cisco-vpc-in-vxlan-evpn-network-part-3-verifying-connectivity/", "published_at": "2024-05-07T07:28:53+00:00" }, { "id": "01a0bb67-16bb-704d-9391-f2496df8c9af", "title": "Cisco vPC in VXLAN/EVPN Network – Part 2 – Configuring vPC", "url": "https://lostintransit.se/2024/05/01/cisco-vpc-in-vxlan-evpn-network-part-2-configuring-vpc/", "published_at": "2024-05-01T07:03:53+00:00" }, { "id": "01a0bb67-16bb-704d-9391-f2496e9a0720", "title": "Cisco vPC in VXLAN/EVPN Network – Part 1 – Anycast VTEP", "url": "https://lostintransit.se/2024/04/29/cisco-vpc-in-vxlan-evpn-network-part-1-anycast-vtep/", "published_at": "2024-04-29T05:31:44+00:00" }, { "id": "01a0bb67-16bb-704d-9391-f2496f6750bb", "title": "CCNA 200-301 Updated To Version 1.1", "url": "https://lostintransit.se/2024/04/23/ccna-200-301-updated-to-version-1-1/", "published_at": "2024-04-23T07:02:05+00:00" }, { "id": "01a0bb67-16bb-704d-9391-f2496f8f524f", "title": "1000BASE-T Part 4 – Link Down Detection", "url": "https://lostintransit.se/2024/04/10/1000base-t-part-4-link-down-detection/", "published_at": "2024-04-10T05:29:19+00:00" }, { "id": "01a0bb67-16bb-704d-9391-f249705df5e2", "title": "Troubleshooting vPC in My Virtual Lab", "url": "https://lostintransit.se/2024/04/08/troubleshooting-vpc-in-my-virtual-lab/", "published_at": "2024-04-08T05:10:27+00:00" }, { "id": "01a0bb67-16bb-704d-9391-f2497090ad28", "title": "1000BASE-T Part 3 – Autonegotiation", "url": "https://lostintransit.se/2024/04/03/1000base-t-part-3/", "published_at": "2024-04-03T05:02:13+00:00" }, { "id": "01a0bb67-16bb-704d-9391-f24970aa7adf", "title": "1000BASE-T Part 2 – Deepdive", "url": "https://lostintransit.se/2024/04/02/1000base-t-part-2/", "published_at": "2024-04-02T05:09:00+00:00" }, { "id": "01a0bb6b-7c9b-713e-89c7-c72f0bc8dd51", "title": "1000BASE-T Part 1 – Introduction", "url": "https://lostintransit.se/2024/03/28/1000base-t-part-1/", "published_at": "2024-03-28T05:11:52+00:00" }, { "id": "01a0bb6b-7c9b-713e-89c7-c72f0c887281", "title": "How Anycast VTEP Broke My Lab And What I Learned", "url": "https://lostintransit.se/2024/03/20/how-anycast-vtep-broke-my-lab-and-what-i-learned/", "published_at": "2024-03-20T06:40:50+00:00" }, { "id": "01a0bb6b-7c9b-713e-89c7-c72f0d1a3658", "title": "Routed Packet Walk in VXLAN/EVPN Network", "url": "https://lostintransit.se/2024/03/04/routed-packet-walk-in-vxlan-evpn-network/", "published_at": "2024-03-04T06:48:38+00:00" }, { "id": "01a0bb6b-7c9b-713e-89c7-c72f0dbb7011", "title": "EVPN – Asymmetric vs Symmetric IRB", "url": "https://lostintransit.se/2024/03/02/evpn-asymmetric-vs-symmetric-irb/", "published_at": "2024-03-02T09:56:51+00:00" }, { "id": "01a0bb6b-7c9b-713e-89c7-c72f0e976464", "title": "EVPN Terminology", "url": "https://lostintransit.se/2024/02/28/evpn-terminology/", "published_at": "2024-02-28T08:09:31+00:00" }, { "id": "01a0bb6b-7c9b-713e-89c7-c72f0eeabb8a", "title": "Bridging Packet Walk In VXLAN/EVPN Network", "url": "https://lostintransit.se/2024/02/26/bridging-packet-walk-in-vxlan-evpn-network/", "published_at": "2024-02-26T05:48:28+00:00" }, { "id": "01a0bb6b-7c9b-713e-89c7-c72f0fc2c356", "title": "Why Is BFD More Light Weight Than Routing Hellos?", "url": "https://lostintransit.se/2024/02/20/why-is-bfd-more-light-weight-than-routing-hellos/", "published_at": "2024-02-20T12:15:17+00:00" }, { "id": "01a0bb6b-7c9b-713e-89c7-c72f107a3ba3", "title": "Catalyst SD-WAN Enhanced Application Aware Routing", "url": "https://lostintransit.se/2024/02/19/catalyst-sd-wan-enhanced-application-aware-routing/", "published_at": "2024-02-19T06:08:37+00:00" }, { "id": "01a0bb6b-7c9b-713e-89c7-c72f1131eb55", "title": "Catalyst SD-WAN 20.13 – RBAC", "url": "https://lostintransit.se/2024/02/11/catalyst-sd-wan-20-13-rbac/", "published_at": "2024-02-11T08:32:06+00:00" }, { "id": "01a0bb6b-7c9b-713e-89c7-c72f11b93963", "title": "NX-OS Forwarding Constructs For VXLAN/EVPN", "url": "https://lostintransit.se/2024/01/31/nx-os-forwarding-constructs-for-vxlan-evpn/", "published_at": "2024-01-31T07:30:09+00:00" }, { "id": "01a0bb6f-61a3-7321-bc56-63fc0b2de4e5", "title": "EVPN Route Type 5", "url": "https://lostintransit.se/2024/01/23/evpn-route-type-5/", "published_at": "2024-01-23T06:10:36+00:00" }, { "id": "01a0bb6f-61a3-7321-bc56-63fc0befdc7e", "title": "Simulate a Silent Host in a VXLAN Network", "url": "https://lostintransit.se/2024/01/21/simulate-a-silent-host-in-a-vxlan-network/", "published_at": "2024-01-21T08:35:58+00:00" }, { "id": "01a0bb6f-61a3-7321-bc56-63fc0cbfa7a7", "title": "VXLAN/EVPN – Host routing", "url": "https://lostintransit.se/2024/01/12/vxlan-evpn-host-routing/", "published_at": "2024-01-12T07:28:56+00:00" }, { "id": "01a0bb6f-61a3-7321-bc56-63fc0d3ee04c", "title": "VXLAN/EVPN – Host mobility", "url": "https://lostintransit.se/2024/01/09/vxlan-evpn-host-mobility/", "published_at": "2024-01-09T15:19:02+00:00" }, { "id": "01a0bb6f-61a3-7321-bc56-63fc0e1f4eb4", "title": "VXLAN/EVPN – Host ARP", "url": "https://lostintransit.se/2024/01/08/vxlan-evpn-host-arp/", "published_at": "2024-01-08T08:32:04+00:00" }, { "id": "01a0bb6f-61a3-7321-bc56-63fc0e2c98ee", "title": "Advertising IPs In EVPN Route Type 2", "url": "https://lostintransit.se/2024/01/05/advertising-ips-in-evpn-route-type-2/", "published_at": "2024-01-05T09:13:21+00:00" }, { "id": "01a0bb6f-61a3-7321-bc56-63fc0f161ed9", "title": "EVPN Deepdive Route Types 2 and 3", "url": "https://lostintransit.se/2024/01/03/evpn-deepdive-route-types-2-and-3/", "published_at": "2024-01-03T06:53:11+00:00" }, { "id": "01a0bb6f-61a3-7321-bc56-63fc0f4e9aa7", "title": "VRF Without Route Target – Will the Route Be Exported?", "url": "https://lostintransit.se/2024/01/02/vrf-without-route-target-will-the-route-be-exported/", "published_at": "2024-01-02T07:17:46+00:00" }, { "id": "01a0bb6f-61a3-7321-bc56-63fc0f96b568", "title": "Configuring EVPN on NX-OS", "url": "https://lostintransit.se/2023/12/30/configuring-evpn-on-nx-os/", "published_at": "2023-12-30T09:15:20+00:00" }, { "id": "01a0bb6f-61a3-7321-bc56-63fc1017edf1", "title": "Introduction to EVPN In VXLAN Networks", "url": "https://lostintransit.se/2023/12/28/introduction-to-evpn-in-vxlan-networks/", "published_at": "2023-12-28T07:58:19+00:00" }, { "id": "01a0bb73-05fa-71c9-8565-a9e61cb638a2", "title": "Trunk to Access – Will It Work?", "url": "https://lostintransit.se/2023/12/09/trunk-to-access-will-it-work/", "published_at": "2023-12-09T08:25:34+00:00" }, { "id": "01a0bb73-05fa-71c9-8565-a9e61cee78dc", "title": "How to Interview a Network Engineer Using a Single Scenario", "url": "https://lostintransit.se/2023/12/06/how-to-interview-a-network-engineer-using-a-single-scenario/", "published_at": "2023-12-06T08:13:31+00:00" }, { "id": "01a0bb73-05fa-71c9-8565-a9e61dd2573b", "title": "SPCOR Exam Experience by Nick Russo", "url": "https://lostintransit.se/2023/11/09/spcor-exam-experience-by-nick-russo/", "published_at": "2023-11-09T16:06:44+00:00" }, { "id": "01a0bb73-05fa-71c9-8565-a9e61e7cbe5e", "title": "DCAUTO Exam Experience by Nick Russo", "url": "https://lostintransit.se/2023/11/06/dcauto-exam-experience-by-nick-russo/", "published_at": "2023-11-06T07:07:48+00:00" }, { "id": "01a0bb73-05fa-71c9-8565-a9e61e98af58", "title": "Forwarding BUM Frames in VXLAN Network With Static Ingress Replication", "url": "https://lostintransit.se/2023/10/30/forwarding-bum-frames-in-vxlan-network-with-static-ingress-replication/", "published_at": "2023-10-30T17:06:20+00:00" }, { "id": "01a0bb73-05fa-71c9-8565-a9e61f0deed1", "title": "Forwarding BUM Frames in VXLAN Network With Multicast in Underlay", "url": "https://lostintransit.se/2023/10/29/forwarding-bum-frames-in-vxlan-network-with-multicast-in-underlay/", "published_at": "2023-10-29T08:23:14+00:00" }, { "id": "01a0bb73-05fa-71c9-8565-a9e61f57c9a1", "title": "Path Hunting in BGP", "url": "https://lostintransit.se/2023/10/09/path-hunting-in-bgp/", "published_at": "2023-10-09T05:30:17+00:00" }, { "id": "01a0bb73-05fa-71c9-8565-a9e620503b4d", "title": "Valley-free Routing in Leaf and Spine Topology", "url": "https://lostintransit.se/2023/09/03/valley-free-routing-in-leaf-and-spine-topology/", "published_at": "2023-09-03T10:09:32+00:00" }, { "id": "01a0bb73-05fa-71c9-8565-a9e620adfbfc", "title": "Nexus9000v and “Missing” Routes", "url": "https://lostintransit.se/2023/09/01/nexus9000v-and-missing-routes/", "published_at": "2023-09-01T06:52:56+00:00" }, { "id": "01a0bb73-05fa-71c9-8565-a9e621609a38", "title": "Is One Protocol Simpler Than Two?", "url": "https://lostintransit.se/2023/08/29/is-one-protocol-simpler-than-two/", "published_at": "2023-08-29T06:44:55+00:00" }, { "id": "01a0bb76-4dac-73d9-af30-2e646b26fe85", "title": "Choosing the Underlay Protocol in a VXLAN Network", "url": "https://lostintransit.se/2023/08/27/choosing-the-underlay-protocol-in-a-vxlan-network/", "published_at": "2023-08-27T06:47:22+00:00" }, { "id": "01a0bb76-4dac-73d9-af30-2e646b805c74", "title": "Unnumbered Links In OSPF", "url": "https://lostintransit.se/2023/08/22/unnumbered-links-in-ospf/", "published_at": "2023-08-22T15:14:08+00:00" }, { "id": "01a0bb76-4dac-73d9-af30-2e646c47e24f", "title": "Building a VXLAN Lab Using Nexus9000v", "url": "https://lostintransit.se/2023/08/20/building-a-vxlan-lab-using-nexus9000v/", "published_at": "2023-08-20T13:18:57+00:00" }, { "id": "01a0bb76-4dac-73d9-af30-2e646c53316e", "title": "Caveats When Deploying Nexus9000v", "url": "https://lostintransit.se/2023/08/18/caveats-when-deploying-nexus9000v/", "published_at": "2023-08-18T12:52:02+00:00" }, { "id": "01a0bb76-4dac-73d9-af30-2e646c9f5b48", "title": "Introduction to VXLAN", "url": "https://lostintransit.se/2023/08/17/introduction-to-vxlan/", "published_at": "2023-08-17T07:25:21+00:00" }, { "id": "01a0bb76-4dac-73d9-af30-2e646ceafff2", "title": "VXLAN/EVPN – What Are the Challenges in L2-based Networks?", "url": "https://lostintransit.se/2023/08/10/vxlan-evpn-what-are-the-challenges-in-l2-based-networks/", "published_at": "2023-08-10T06:18:47+00:00" }, { "id": "01a0bb76-4dac-73d9-af30-2e646d4fd684", "title": "Python – Using the IP Address Module to Calculate IPs", "url": "https://lostintransit.se/2023/08/08/python-using-the-ip-address-module-to-calculate-ips/", "published_at": "2023-08-08T06:41:03+00:00" }, { "id": "01a0bb76-4dac-73d9-af30-2e646d591284", "title": "OSPF Convergence In a Hub and Spoke Topology", "url": "https://lostintransit.se/2023/08/05/ospf-convergence-in-a-hub-and-spoke-topology/", "published_at": "2023-08-05T15:10:37+00:00" }, { "id": "01a0bb76-4dac-73d9-af30-2e646db5f6fe", "title": "Catalyst SD-WAN – Introduction to Configuration Groups", "url": "https://lostintransit.se/2023/07/11/catalyst-sd-wan-introduction-to-configuration-groups/", "published_at": "2023-07-11T12:21:05+00:00" }, { "id": "01a0bb76-4dac-73d9-af30-2e646e5d200a", "title": "Catalyst SD-WAN – Bootstrapping a Catalyst8000v Using a File on Bootflash", "url": "https://lostintransit.se/2023/07/08/catalyst-sd-wan-bootstrapping-a-catalyst8000v-using-a-file-on-bootflash/", "published_at": "2023-07-08T06:25:36+00:00" }, { "id": "01a0bb79-901c-70c8-b506-9f51787f4a15", "title": "Catalyst SD-WAN – Botstrapping a Catalyst8000v in a Virtual Lab", "url": "https://lostintransit.se/2023/07/07/catalyst-sd-wan-botstrapping-a-catalyst8000v-in-a-virtual-lab/", "published_at": "2023-07-07T06:04:06+00:00" }, { "id": "01a0bb79-901d-7145-8146-51e854f8384d", "title": "Building a WAN Impairment Device in Linux on VMware vSphere", "url": "https://lostintransit.se/2023/07/05/building-a-wan-impairment-device-in-linux-on-vmware-vsphere/", "published_at": "2023-07-05T05:21:16+00:00" }, { "id": "01a0bb79-901d-7145-8146-51e8555228d6", "title": "Microsoft AZ-700 completed", "url": "https://lostintransit.se/2022/12/29/microsoft-az-700-completed/", "published_at": "2022-12-29T07:37:03+00:00" }, { "id": "01a0bb79-901d-7145-8146-51e8564da826", "title": "Is VLAN 1 Special in Cisco Networks?", "url": "https://lostintransit.se/2022/09/05/is-vlan-1-special-in-cisco-networks/", "published_at": "2022-09-05T07:01:27+00:00" }, { "id": "01a0bb79-901d-7145-8146-51e856bb5364", "title": "Internet Edge IP SLA Deep Dive", "url": "https://lostintransit.se/2022/08/22/internet-edge-ip-sla-deep-dive/", "published_at": "2022-08-22T13:24:39+00:00" }, { "id": "01a0bb79-901d-7145-8146-51e85785d42f", "title": "Modifying Maximum Throughput of Catalyst8000v", "url": "https://lostintransit.se/2022/07/05/modifying-maximum-throughput-of-catalyst8000v/", "published_at": "2022-07-05T04:16:32+00:00" }, { "id": "01a0bb79-901d-7145-8146-51e85878d50f", "title": "Modifying Administrative Distance of Specific BGP Route", "url": "https://lostintransit.se/2022/07/04/modifying-administrative-distance-of-specific-bgp-route/", "published_at": "2022-07-04T06:44:28+00:00" }, { "id": "01a0bb79-901d-7145-8146-51e85934a1ff", "title": "Using Python to Calculate Cisco SD-WAN Tunnel Numbers – Part 2", "url": "https://lostintransit.se/2022/05/17/using-python-to-calculate-cisco-sd-wan-tunnel-numbers-part-2/", "published_at": "2022-05-17T03:53:21+00:00" }, { "id": "01a0bb79-901d-7145-8146-51e859aa39bb", "title": "Using Python to Calculate Cisco SD-WAN Tunnel Numbers – Part 1", "url": "https://lostintransit.se/2022/05/14/using-python-to-calculate-cisco-sd-wan-tunnel-numbers-part-1/", "published_at": "2022-05-14T04:30:32+00:00" }, { "id": "01a0bb79-901d-7145-8146-51e85a2968cf", "title": "Viewing a Certificate Using OpenSSL", "url": "https://lostintransit.se/2022/04/25/viewing-a-certificate-using-openssl/", "published_at": "2022-04-25T08:17:58+00:00" } ] posts Claim your blog

Back to lostintransit.se

Blog · corpus.blog/blogs/lostintransit.se/posts

lostintransit.se

lostintransit.se

2026

Initial Setup of Catalyst SDWAN Controllers original ↗

18 Jun 2026

Installing Step CA in My Homelab original ↗

13 Jun 2026

Installing Dnsmasq in My Homelab original ↗

11 Jun 2026

Pinging Hosts Sequentially vs Concurrently in Python original ↗

10 Jun 2026

Installing GitLab Community Edition original ↗

9 Jun 2026

Cisco Launches Major Updates to Certifications original ↗

21 May 2026

Cisco AUTOCOR Passed original ↗

15 May 2026

2025

BGP and MTU Deep Dive original ↗

29 May 2025

Understanding Shortest Path First original ↗

28 May 2025

IS-IS Behavior on Multi-Access Networks original ↗

5 May 2025

2024

TACACS+ on ISE Deep Dive original ↗

20 Nov 2024

Backup and Restore of ISE Lab Server original ↗

20 Nov 2024

Cisco ISE – Admin GUI Account Locked After 45 Days original ↗

19 Nov 2024

Domain Joining a Windows Computer original ↗

19 Nov 2024

Modifying Default User and Computer Organizational Unit In Active Directory original ↗

19 Nov 2024

Leveraging GPO to Distribute User- and Computer Certificate original ↗

7 Nov 2024

Joining ISE to Active Directory original ↗

5 Nov 2024

Installing Certificate on ISE Lab Server original ↗

30 Oct 2024

Installing Cisco ISE Evaluation VM for Labbing original ↗

28 Oct 2024

ADCS Cert Templates for ISE Lab original ↗

22 Oct 2024

Adding ADCS Role to ISE Lab Domain Controller original ↗

17 Oct 2024

Adding DHCP Role to ISE Lab Domain Controller original ↗

15 Oct 2024

How Do You Get Experience in IT?original ↗

14 Oct 2024

Setting up Active Directory for ISE Lab original ↗

10 Oct 2024

Building an ISE Homelab original ↗

9 Oct 2024

Reclaiming Disk Space from Old Windows Install original ↗

9 Oct 2024

NAT Overload Towards Specific Host original ↗

23 Sept 2024

PMTUD in MPLS-enabled Networks original ↗

11 Sept 2024

MSS, MSS Clamping, PMTUD, and MTU original ↗

5 Sept 2024

Not All OSPF Inter-area Traffic Traverses Interfaces In Area 0 original ↗

28 Aug 2024

Ethernet History Deepdive – Why Do We Have Different Frame Types?original ↗

21 Aug 2024

Why Are OSPF Type 5 LSAs Flooded?original ↗

19 Aug 2024

Some History on VLAN 1 in Cisco Switches original ↗

18 Jul 2024

Encapsulation of PDUs On Trunk Ports original ↗

16 Jul 2024

Adding Arista Switch to CML original ↗

15 Jul 2024

Detecting Mismatched Native VLANs original ↗

11 Jul 2024

802.1Q-Tagged Frames Through Unmanaged Switch – Forwarded or Dropped?original ↗

9 Jul 2024

Why Do We Have Native VLANs?original ↗

8 Jul 2024

Why Didn’t We Have Anycast Gateways Before VXLAN?original ↗

25 Jun 2024

Cisco vPC in VXLAN/EVPN Network – Part 6 – vPC Enhancements original ↗

22 May 2024

Cisco vPC in VXLAN/EVPN Network – Part 5 – Potential Pitfalls original ↗

21 May 2024

Cisco vPC in VXLAN/EVPN Network – Part 4 – Fabric Peering original ↗

15 May 2024

Cisco vPC in VXLAN/EVPN Network – Part 3 – Verifying Connectivity original ↗

7 May 2024

Cisco vPC in VXLAN/EVPN Network – Part 2 – Configuring vPC original ↗

1 May 2024

Cisco vPC in VXLAN/EVPN Network – Part 1 – Anycast VTEP original ↗

29 Apr 2024

CCNA 200-301 Updated To Version 1.1 original ↗

23 Apr 2024

1000BASE-T Part 4 – Link Down Detection original ↗

10 Apr 2024

Troubleshooting vPC in My Virtual Lab original ↗

8 Apr 2024

1000BASE-T Part 3 – Autonegotiation original ↗

3 Apr 2024

1000BASE-T Part 2 – Deepdive original ↗

2 Apr 2024

1000BASE-T Part 1 – Introduction original ↗

28 Mar 2024

How Anycast VTEP Broke My Lab And What I Learned original ↗

20 Mar 2024

Routed Packet Walk in VXLAN/EVPN Network original ↗

4 Mar 2024

EVPN – Asymmetric vs Symmetric IRB original ↗

2 Mar 2024

EVPN Terminology original ↗

28 Feb 2024

Bridging Packet Walk In VXLAN/EVPN Network original ↗

26 Feb 2024

Why Is BFD More Light Weight Than Routing Hellos?original ↗

20 Feb 2024

Catalyst SD-WAN Enhanced Application Aware Routing original ↗

19 Feb 2024

Catalyst SD-WAN 20.13 – RBAC original ↗

11 Feb 2024

NX-OS Forwarding Constructs For VXLAN/EVPN original ↗

31 Jan 2024

EVPN Route Type 5 original ↗

23 Jan 2024

Simulate a Silent Host in a VXLAN Network original ↗

21 Jan 2024

VXLAN/EVPN – Host routing original ↗

12 Jan 2024

VXLAN/EVPN – Host mobility original ↗

9 Jan 2024

VXLAN/EVPN – Host ARP original ↗

8 Jan 2024

Advertising IPs In EVPN Route Type 2 original ↗

5 Jan 2024

EVPN Deepdive Route Types 2 and 3 original ↗

3 Jan 2024

VRF Without Route Target – Will the Route Be Exported?original ↗

2 Jan 2024

2023

Configuring EVPN on NX-OS original ↗

30 Dec 2023

Introduction to EVPN In VXLAN Networks original ↗

28 Dec 2023

Trunk to Access – Will It Work?original ↗

9 Dec 2023

How to Interview a Network Engineer Using a Single Scenario original ↗

6 Dec 2023

SPCOR Exam Experience by Nick Russo original ↗

9 Nov 2023

DCAUTO Exam Experience by Nick Russo original ↗

6 Nov 2023

Forwarding BUM Frames in VXLAN Network With Static Ingress Replication original ↗

30 Oct 2023

Forwarding BUM Frames in VXLAN Network With Multicast in Underlay original ↗

29 Oct 2023

Path Hunting in BGP original ↗

9 Oct 2023

Valley-free Routing in Leaf and Spine Topology original ↗

3 Sept 2023

Nexus9000v and “Missing” Routes original ↗

1 Sept 2023

Is One Protocol Simpler Than Two?original ↗

29 Aug 2023

Choosing the Underlay Protocol in a VXLAN Network original ↗

27 Aug 2023

Unnumbered Links In OSPF original ↗

22 Aug 2023

Building a VXLAN Lab Using Nexus9000v original ↗

20 Aug 2023

Caveats When Deploying Nexus9000v original ↗

18 Aug 2023

Introduction to VXLAN original ↗

17 Aug 2023

VXLAN/EVPN – What Are the Challenges in L2-based Networks?original ↗

10 Aug 2023

Python – Using the IP Address Module to Calculate IPs original ↗

8 Aug 2023

OSPF Convergence In a Hub and Spoke Topology original ↗

5 Aug 2023

Catalyst SD-WAN – Introduction to Configuration Groups original ↗

11 Jul 2023

Catalyst SD-WAN – Bootstrapping a Catalyst8000v Using a File on Bootflash original ↗

8 Jul 2023

Catalyst SD-WAN – Botstrapping a Catalyst8000v in a Virtual Lab original ↗

7 Jul 2023

Building a WAN Impairment Device in Linux on VMware vSphere original ↗

5 Jul 2023

2022

Microsoft AZ-700 completed original ↗

29 Dec 2022

Is VLAN 1 Special in Cisco Networks?original ↗

5 Sept 2022

Internet Edge IP SLA Deep Dive original ↗

22 Aug 2022

Modifying Maximum Throughput of Catalyst8000v original ↗

5 Jul 2022

Modifying Administrative Distance of Specific BGP Route original ↗

4 Jul 2022

Using Python to Calculate Cisco SD-WAN Tunnel Numbers – Part 2 original ↗

17 May 2022

Using Python to Calculate Cisco SD-WAN Tunnel Numbers – Part 1 original ↗

14 May 2022

Viewing a Certificate Using OpenSSL original ↗

25 Apr 2022